Chemistry 30A3 Fall 2011 Labs Dr. Troendle 7

Chemistry 30A3 Fall 2011 Labs Dr. Troendle 7 - SAFETY IN...

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Chemical Biology 3OA3, September 2009 Page 7 SAFETY IN LABORATORY OPERATIONS 1. Accidents occur every year from the careless handling of glassware. These result in considerable inconvenience and loss of time. These kinds of accidents could be avoided if the following rules are observed. (a) Before inserting a thermometer or glass tube into a stopper or rubber tube: i) Be certain the hole is large enough to accommodate the glass. ii) Lubricate the glass and the rubber with glycerol or stopcock grease. iii) Protect your hands by holding the stopper and the glass in towels. Hold the stopper by your fingers NOT IN THE PALM OF YOUR HAND. iv) Grasp the glass close to the end that is to fit into the stopper and twist with an even pressure. (b) Do not attempt to push or pull glass tubing or thermometers from rubber tubing, corks or stoppers which have become hardened. Cut the rubber or cork from the glass. (c)
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This note was uploaded on 01/08/2012 for the course CHM 30A3 taught by Professor Ricktroendle during the Fall '11 term at UNF.

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